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Subject: Re: MY test position, is from Spaasky-Larsen (Belgrade)

Author: stuart taylor

Date: 12:18:55 01/07/06

Go up one level in this thread


On January 03, 2006 at 13:21:46, Vincent Lejeune wrote:

>On January 03, 2006 at 07:51:15, stuart taylor wrote:
>
>>On January 03, 2006 at 03:39:38, Vincent Lejeune wrote:
>>
>>>On January 02, 2006 at 20:01:17, stuart taylor wrote:
>..
>>>>>>>>Questions are
>>>>>>>>1)How long does it take for Rybka to find .....rh1?
>>>>>>>
>>>>>>>This post show that Rh1 is not the best move, Bxe3 is stronger
>>>>>>>http://chessprogramming.org/cccsearch/ccc.php?art_id=346018
>>>>>>
>>>>>>This is simply not the strongest move, but is also strong.
>>>>>>But Rh1 takes mch longer for computers to find and to fully understand.
>>>>>>S.Taylor
>>>>>
>>>>>I think you're wrong. But, please, post lines to be sure ...
>>>>
>>>>I would love to. I analyzed these things in great length several times (computer
>>>>assisted). But I'm not set up for posting lines at the momment.
>>>>But......for what it's worth,   I'm confident that if you would do a thorough
>>>>computer assisted analysis, you would see for yourself what I mean. (unless you
>>>>think you went deeper than I did, but I don't see why you would have done so).
>>>>S.T.
>>>
>>>The link I gave is an anlysis, 11h20 long,
>>
>>How long is that? Is that 11 hours 20 minutes? Or what?
>>If nowhere near, then one needs to re-analyze from points further down, too.
>>Computers see different things when they are closer up.
>
>Yes , it was 11 hours 20 minutes long. And when I see a score like -9.66, I
>think the best way to prove wich line is the best it's to find the mate :-)

I respect your results, then!
But I'm not convinced anyway, because I think I remember coming to more than
that with rh1.
Anyhow, in either case, it is the best course, i.e. to have played h4. At that
point, the computer should see a big plus, because it exists at that point.
S.Taylor

>
>
>>
>>> with hiarcs 9, it's already a good
>>>starting point. Could you improved the 2 best lines ?
>>
>>However, Rh1 is not necesary, in order to have played h4 (earlier), since Bxe3
>>(and maybe something else too) also justifies the earlier moves.
>>And this was not the major major thing I wanted to know what Rybka says about,
>>but in passing, also that.
>>In any case, if you are still sure that Bxe3 is even better than Rhi, and have
>>analyzed further than me, then congratulations. But I'm still very sorry, but I
>>cannot do want I want to do at this time, and I hope in the near future I will
>>have better computer access and program access, and knowledge how to utilize
>>them properly etc. Then, for sure, this will probably be the first position I
>>will be studying again in depth, with the latest Rybka or other best program
>>which I'll have.
>>regards
>>S.Taylor
>>>
>>>Hiarcs 9 analyse , 3 best moves, 11h20m of thinking on an amd 2800+
>>>
>>>Larssen - Spasski
>>>2kr3r/ppp1qpp1/2p5/2b2b2/2P1pPP1/1P2P1p1/PBQPB3/RN2K1R1 b Q - 0 1
>>>
>>>Analysis by Hiarcs 9:
>>>
>>>1. -+ (-9.66): 1...Fxe3 2.Cc3 Ff2+ 3.Rd1 Fxg1 4.Dc1 e3 5.gxf5 Txd2+ 6.Dxd2 exd2
>>>7.Rc2 Fd4 8.Fd3 De3 9.Td1 Th2 10.b4 Dxf4
>>>2. -+ (-5.78): 1...Th1 2.Txh1 g2 3.Tg1 Dh4+ 4.Rd1 Dh1 5.Dc1 Dxg1+ 6.Rc2 Dxc1+
>>>7.Fxc1 Fd7 8.Fa3 g1D 9.Fxc5
>>>



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